[ci skip] tweak order in changelog to match chronological

CHANGES.md

@@ -1,6 +1,16 @@
 Unreleased
 --------------
 
+- httpaf-lwt-unix: add support for HTTPS in the Lwt runtime, either via OpenSSL
+  or `ocaml-tls` ([#2](https://github.com/anmonteiro/httpaf/pull/2))
+- httpaf, httpaf-lwt, httpaf-lwt-unix, httpaf-mirage: Add a Mirage adapter
+  ([#3](https://github.com/anmonteiro/httpaf/pull/3))
+- Add an `esy.json` file ([#6](https://github.com/anmonteiro/httpaf/pull/6))
+- httpaf: Catch parsing errors and hand them to `error_handler` in
+  `Server_connection` ([#4](https://github.com/anmonteiro/httpaf/pull/4))
+- httpaf-mirage: Adapt to Mirage 3.7 interfaces. `httpaf_mirage` now requires
+  `conduit-mirage` >= 2.0.2 and `mirage-flow` >= 2.0.0
+  ([#24](https://github.com/anmonteiro/httpaf/pull/24))
 - httpaf-lwt-unix: replace the `dune` file (previously written in OCaml) with a
   `(select)` form to avoid depending on `ocamlfind`
   ([#18](https://github.com/anmonteiro/httpaf/pull/18))
@@ -17,16 +27,6 @@ Unreleased
   for switching protocols, e.g. to a WebSocket connection, via a new function
   `Reqd.respond_with_upgrade`
   ([#8](https://github.com/anmonteiro/httpaf/pull/8))
-- httpaf-lwt-unix: add support for HTTPS in the Lwt runtime, either via OpenSSL
-  or `ocaml-tls` ([#2](https://github.com/anmonteiro/httpaf/pull/2))
-- httpaf, httpaf-lwt, httpaf-lwt-unix, httpaf-mirage: Add a Mirage adapter
-  ([#3](https://github.com/anmonteiro/httpaf/pull/3))
-- Add an `esy.json` file ([#6](https://github.com/anmonteiro/httpaf/pull/6))
-- httpaf: Catch parsing errors and hand them to `error_handler` in
-  `Server_connection` ([#4](https://github.com/anmonteiro/httpaf/pull/4))
-- httpaf-mirage: Adapt to Mirage 3.7 interfaces. `httpaf_mirage` now requires
-  `conduit-mirage` >= 2.0.2 and `mirage-flow` >= 2.0.0
-  ([#24](https://github.com/anmonteiro/httpaf/pull/24))
 - httpaf: Shutdown the writer after closing a non chunk-encoded request body on
   the client ([#23](https://github.com/anmonteiro/httpaf/pull/23))
 - httpaf, httpaf-lwt, httpaf-lwt-unix, httpaf-async, httpaf-mirage: after